| Company | Timeline | Status | |
| Ler Partnership LLP Designated LLP Member • Unreported | 14 Apr 2014←11 Years→Current | Active | |
| British Institute Of Energy Economics (The) Director • Professor | 11 Sep 2009←4 Years→6 May 2014 | Active | |
| London Energy Research Ltd Secretary • Unreported | 31 Oct 2006←19 Years→Current | Active | |
| London Energy Research Ltd Director • Unreported | 31 Oct 2006←19 Years→Current | Active | |
